72987390

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{115853}}^1$

素因数の和:115873

約数の個数: 48

約数和(自身を含む): 216878688

約数和(自身を除く): 143891298

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 115853, 231706, 347559, 579265, 695118, 810971, 1042677, 1158530, 1621942, 1737795, 2085354, 2432913, 3475590, 4054855, 4865826, 5213385, 7298739, 8109710, 10426770, 12164565, 14597478, 24329130, 36493695, 72987390]

約数ペア:

[(1, 72987390), (2, 36493695), (3, 24329130), (5, 14597478), (6, 12164565), (7, 10426770), (9, 8109710), (10, 7298739), (14, 5213385), (15, 4865826), (18, 4054855), (21, 3475590), (30, 2432913), (35, 2085354), (42, 1737795), (45, 1621942), (63, 1158530), (70, 1042677), (90, 810971), (105, 695118), (126, 579265), (210, 347559), (315, 231706), (630, 115853)]